1 #ifndef DALI_INTERNAL_UBUNTU_CANVAS_RENDERER_IMPL_UBUNTU_H
2 #define DALI_INTERNAL_UBUNTU_CANVAS_RENDERER_IMPL_UBUNTU_H
5 * Copyright (c) 2021 Samsung Electronics Co., Ltd.
7 * Licensed under the Apache License, Version 2.0 (the "License");
8 * you may not use this file except in compliance with the License.
9 * You may obtain a copy of the License at
11 * http://www.apache.org/licenses/LICENSE-2.0
13 * Unless required by applicable law or agreed to in writing, software
14 * distributed under the License is distributed on an "AS IS" BASIS,
15 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
16 * See the License for the specific language governing permissions and
17 * limitations under the License.
25 #include <dali/devel-api/threading/mutex.h>
26 #include <dali/public-api/object/weak-handle.h>
27 #include <dali/public-api/rendering/texture.h>
30 #include <dali/devel-api/adaptor-framework/canvas-renderer-drawable.h>
31 #include <dali/devel-api/adaptor-framework/canvas-renderer.h>
32 #include <dali/internal/canvas-renderer/common/canvas-renderer-impl.h>
33 #include <dali/internal/canvas-renderer/common/drawable-group-impl.h>
34 #include <dali/devel-api/adaptor-framework/pixel-buffer.h>
43 * Dali internal CanvasRenderer.
45 class CanvasRendererUbuntu : public Dali::Internal::Adaptor::CanvasRenderer
49 * @brief Creates a CanvasRenderer object.
50 * @param[in] viewBox The viewBox of canvas.
51 * @return A pointer to a newly allocated CanvasRenderer
53 static CanvasRendererUbuntu* New(const Vector2& viewBox);
56 * @copydoc Dali::CanvasRenderer::Commit()
58 bool Commit() override;
61 * @copydoc Dali::CanvasRenderer::GetRasterizedTexture()
63 Dali::Texture GetRasterizedTexture() override;
66 * @copydoc Dali::CanvasRenderer::AddDrawable()
68 bool AddDrawable(Dali::CanvasRenderer::Drawable& drawable) override;
71 * @copydoc Dali::CanvasRenderer::IsCanvasChanged()
73 bool IsCanvasChanged() const override;
76 * @copydoc Dali::CanvasRenderer::Rasterize()
78 bool Rasterize() override;
81 * @copydoc Dali::CanvasRenderer::RemoveDrawable()
83 bool RemoveDrawable(Dali::CanvasRenderer::Drawable& drawable) override;
86 * @copydoc Dali::CanvasRenderer::RemoveAllDrawables()
88 bool RemoveAllDrawables() override;
91 * @copydoc Dali::CanvasRenderer::SetSize()
93 bool SetSize(Vector2 size) override;
96 * @copydoc Dali::CanvasRenderer::GetSize()
98 Vector2 GetSize() const override;
101 * @copydoc Dali::CanvasRenderer::SetViewBox()
103 bool SetViewBox(const Vector2& viewBox) override;
106 * @copydoc Dali::CanvasRenderer::GetViewBox()
108 const Vector2& GetViewBox() override;
111 CanvasRendererUbuntu() = delete;
112 CanvasRendererUbuntu(const CanvasRendererUbuntu&) = delete;
113 CanvasRendererUbuntu& operator=(CanvasRendererUbuntu&) = delete;
114 CanvasRendererUbuntu(CanvasRendererUbuntu&&) = delete;
115 CanvasRendererUbuntu& operator=(CanvasRendererUbuntu&&) = delete;
120 CanvasRendererUbuntu(const Vector2& viewBox);
125 virtual ~CanvasRendererUbuntu() override;
128 * @brief Initializes member data.
129 * @param[in] viewBox The viewBox of canvas.
131 void Initialize(const Vector2& viewBox);
134 * @brief Create and set target buffer
135 * @param[in] viewBox The size of buffer.
137 void MakeTargetBuffer(const Vector2& size);
139 #ifdef THORVG_SUPPORT
141 * @brief Get drawables changed status.
142 * If drawable is a type that can have child drawables, it is called recursively.
143 * @param[in] drawable The drawable object.
144 * @return Returns whether drawables have changed.
146 bool HaveDrawablesChanged(const Dali::CanvasRenderer::Drawable& drawable) const;
149 * @brief Update drawables changed status.
150 * If drawable is a type that can have child drawables, it is called recursively.
151 * @param[in] drawable The drawable object.
152 * @param[in] changed The state of changed.
154 void UpdateDrawablesChanged(Dali::CanvasRenderer::Drawable& drawable, bool changed);
157 * @brief Push drawable object to parent.
158 * If drawable is a type that can have child drawables, it is called recursively.
159 * @param[in] drawable The drawable object.
160 * @param[in] group The scene object of tvg that can be drawable group.
162 void PushDrawableToGroup(Dali::CanvasRenderer::Drawable& drawable, tvg::Scene* group);
166 #ifdef THORVG_SUPPORT
167 Devel::PixelBuffer mPixelBuffer;
168 Dali::Texture mRasterizedTexture;
170 std::unique_ptr<tvg::SwCanvas> mTvgCanvas;
171 tvg::Scene* mTvgRoot;
173 DrawableGroup::DrawableVector mDrawables;
180 } // namespace Adaptor
182 } // namespace Internal
186 #endif // DALI_INTERNAL_UBUNTU_CANVAS_RENDERER_IMPL_UBUNTU_H